EKH
Elastomer Coupling with split clamping hub

4 - 25,000 Nm

EKH ELASTOMER COUPLING WITH SPLIT CLAMPING HUB

EKH
EKH

Specifications EKH

EKH Series
Type (Elastomer insert)
Rated torque (Nm)TKN
Fit length (mm)C
Inside diameter possible from Ø to Ø H7 (mm)
D1/2
Outside diameter (mm)B
Outside diameter with screw head (mm)BS
Moment of inertia per hub (10-3 kgm2)J1/J2
Approximate weight (kg)
Fastening screw ISO 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
CAD Portal
EKH Serien10
Type (Elastomer insert)A|B|C
Rated torque (Nm)TKN12,6|16|4
Fit length (mm)C20
Inside diameter possible from Ø to Ø H7 (mm)
D1/26-16
Outside diameter (mm)B32
Outside diameter with screw head (mm)BS32
Moment of inertia per hub (10-3 kgm2)J1/J20,005
Approximate weight (kg)0,08
Fastening screw ISO 4762E4xM4
Tightening torque of the fastening screw (Nm)E4
Distance between centerlines (mm)F10,5
Distance (mm)G/G17,5
Distance (mm)AE20
Speed standard (min -1)13000
Hub length (mm)H/H131
Maximum torque* (Nm)TKmax25|32|6
Overall length (mm)A53
Inside diameter of elastomer (mm)DE14,2
10
CAD
EKH Series
Type (Elastomer insert)
Rated torque (Nm)TKN
Fit length (mm)C
Inside diameter possible from Ø to Ø H7 (mm)
D1/2
Outside diameter (mm)B
Outside diameter with screw head (mm)BS
Moment of inertia per hub (10-3 kgm2)J1/J2
Approximate weight (kg)
Fastening screw ISO 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
CAD Portal
EKH Serien20
Type (Elastomer insert)A|B|C
Rated torque (Nm)TKN17|21|6
Fit length (mm)C25
Inside diameter possible from Ø to Ø H7 (mm)
D1/28-25
Outside diameter (mm)B42
Outside diameter with screw head (mm)BS44,5
Moment of inertia per hub (10-3 kgm2)J1/J20,02
Approximate weight (kg)0,15
Fastening screw ISO 4762E4xM5
Tightening torque of the fastening screw (Nm)E8
Distance between centerlines (mm)F15,5
Distance (mm)G/G18,5
Distance (mm)AE28,8
Speed standard (min -1)12500
Hub length (mm)H/H139
Maximum torque* (Nm)TKmax34|42|12
Overall length (mm)A66
Inside diameter of elastomer (mm)DE19,2
20
CAD
EKH Series
Type (Elastomer insert)
Rated torque (Nm)TKN
Fit length (mm)C
Inside diameter possible from Ø to Ø H7 (mm)
D1/2
Outside diameter (mm)B
Outside diameter with screw head (mm)BS
Moment of inertia per hub (10-3 kgm2)J1/J2
Approximate weight (kg)
Fastening screw ISO 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
CAD Portal
EKH Serien60
Type (Elastomer insert)A|B|C
Rated torque (Nm)TKN60|75|20
Fit length (mm)C30
Inside diameter possible from Ø to Ø H7 (mm)
D1/212-32
Outside diameter (mm)B56
Outside diameter with screw head (mm)BS57
Moment of inertia per hub (10-3 kgm2)J1/J20,06
Approximate weight (kg)0,35
Fastening screw ISO 4762E4xM6
Tightening torque of the fastening screw (Nm)E15
Distance between centerlines (mm)F21
Distance (mm)G/G110
Distance (mm)AE34
Speed standard (min -1)11000
Hub length (mm)H/H146
Maximum torque* (Nm)TKmax120|150|35
Overall length (mm)A78
Inside diameter of elastomer (mm)DE26,2
60
CAD
EKH Series
Type (Elastomer insert)
Rated torque (Nm)TKN
Fit length (mm)C
Inside diameter possible from Ø to Ø H7 (mm)
D1/2
Outside diameter (mm)B
Outside diameter with screw head (mm)BS
Moment of inertia per hub (10-3 kgm2)J1/J2
Approximate weight (kg)
Fastening screw ISO 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
CAD Portal
EKH Serien150
Type (Elastomer insert)A|B|C
Rated torque (Nm)TKN160|200|42
Fit length (mm)C35
Inside diameter possible from Ø to Ø H7 (mm)
D1/219-36
Outside diameter (mm)B66,5
Outside diameter with screw head (mm)BS68
Moment of inertia per hub (10-3 kgm2)J1/J20,1
Approximate weight (kg)0,6
Fastening screw ISO 4762E4xM8
Tightening torque of the fastening screw (Nm)E35
Distance between centerlines (mm)F24
Distance (mm)G/G112
Distance (mm)AE38
Speed standard (min -1)10000
Hub length (mm)H/H152,5
Maximum torque* (Nm)TKmax320|400|85
Overall length (mm)A90
Inside diameter of elastomer (mm)DE29,2
150
CAD
EKH Series
Type (Elastomer insert)
Rated torque (Nm)TKN
Fit length (mm)C
Inside diameter possible from Ø to Ø H7 (mm)
D1/2
Outside diameter (mm)B
Outside diameter with screw head (mm)BS
Moment of inertia per hub (10-3 kgm2)J1/J2
Approximate weight (kg)
Fastening screw ISO 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
CAD Portal
EKH Serien300
Type (Elastomer insert)A|B|C
Rated torque (Nm)TKN325|405|84
Fit length (mm)C45
Inside diameter possible from Ø to Ø H7 (mm)
D1/220-45
Outside diameter (mm)B82
Outside diameter with screw head (mm)BS85
Moment of inertia per hub (10-3 kgm2)J1/J20,4
Approximate weight (kg)1,1
Fastening screw ISO 4762E4xM10
Tightening torque of the fastening screw (Nm)E70
Distance between centerlines (mm)F29
Distance (mm)G/G115
Distance (mm)AE50
Speed standard (min -1)9000
Hub length (mm)H/H166
Maximum torque* (Nm)TKmax650|810|170
Overall length (mm)A114
Inside diameter of elastomer (mm)DE36,2
300
CAD
EKH Series
Type (Elastomer insert)
Rated torque (Nm)TKN
Fit length (mm)C
Inside diameter possible from Ø to Ø H7 (mm)
D1/2
Outside diameter (mm)B
Outside diameter with screw head (mm)BS
Moment of inertia per hub (10-3 kgm2)J1/J2
Approximate weight (kg)
Fastening screw ISO 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
CAD Portal
EKH Serien450
Type (Elastomer insert)A|B|C
Rated torque (Nm)TKN530|660|95
Fit length (mm)C50
Inside diameter possible from Ø to Ø H7 (mm)
D1/228-60
Outside diameter (mm)B102
Outside diameter with screw head (mm)BS105
Moment of inertia per hub (10-3 kgm2)J1/J21
Approximate weight (kg)1,7
Fastening screw ISO 4762E4xM12
Tightening torque of the fastening screw (Nm)E120
Distance between centerlines (mm)F38
Distance (mm)G/G117,5
Distance (mm)AE52
Speed standard (min -1)8000
Hub length (mm)H/H173
Maximum torque* (Nm)TKmax1.060|1.350|190
Overall length (mm)A126
Inside diameter of elastomer (mm)DE46,2
450
CAD
EKH Series
Type (Elastomer insert)
Rated torque (Nm)TKN
Fit length (mm)C
Inside diameter possible from Ø to Ø H7 (mm)
D1/2
Outside diameter (mm)B
Outside diameter with screw head (mm)BS
Moment of inertia per hub (10-3 kgm2)J1/J2
Approximate weight (kg)
Fastening screw ISO 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
CAD Portal
EKH Serien800
Type (Elastomer insert)A|B|C
Rated torque (Nm)TKN950|1.100|240
Fit length (mm)C65
Inside diameter possible from Ø to Ø H7 (mm)
D1/235-80
Outside diameter (mm)B136,5
Outside diameter with screw head (mm)BS139
Moment of inertia per hub (10-3 kgm2)J1/J29,5
Approximate weight (kg)10
Fastening screw ISO 4762E4xM16
Tightening torque of the fastening screw (Nm)E290
Distance between centerlines (mm)F50,5
Distance (mm)G/G123
Distance (mm)AE65
Speed standard (min -1)4000
Hub length (mm)H/H193,5
Maximum torque* (Nm)TKmax1.900|2.150|400
Overall length (mm)A162
Inside diameter of elastomer (mm)DE60,5
800
CAD

Properties

  • Design: Both clamping hubs are fully separable due to split hubs and ISO 4762 clamping screws.
  • Tolerance: Overall clearance between shaft and hub 0.01 to 0.05 mm.
  • Material:
    • clamping hub: up to series 450 high strength aluminum, series 800 and up steel

    • elastomer insert: precision molded, wear resistant, and thermally stable polymer
  • Speeds: See table below, *Please contact R+W
                  ISO 2.5 balance grade available
  • Properties of Elastomer Coupling model EKH:
    • lateral mounting possible
    • concentrically machined hubs
    • vibration damping
    • electrically isolating
    • easy mounting
    • backlash free
  • Design:
    • both clamping hubs are fully separable due to split hubs
    • ISO 4762 clamping screws
  • Tolerance: Overall clearance between shaft and hub 0.01 to 0.05 mm.
  • Material:
    • clamping hub: up to series 450 high strength aluminum, series 800 and up steel

    • elastomer insert: precision molded, wear resistant, and thermally stable polymer
  • Speeds:See table below, *Please contact R+W
                ISO 2.5 balance grade available
  • Properties of Elastomer Coupling model EKH:
    • lateral mounting possible
    • concentrically machined hubs
    • vibration damping
    • electrically isolating
    • easy mounting
    • backlash free


Overview